-13-q=-21

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Solution for -13-q=-21 equation:


-13-q=-21

We simplify the equation to the form, which is simple to understand 
-13-q=-21

We move all terms containing q to the left and all other terms to the right. 
-1q=-21+13

We simplify left and right side of the equation. 
-1q=-8

We divide both sides of the equation by -1 to get q. 
q=8

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